.nav-aboutUs{
  position: relative;
}
.green-line-aboutUs{
  border-bottom:3px solid #3bb696;
  width:80px;
  position: absolute;
  top:57px;
  left:-12px;
}
h3{
    font-size:24px;
    font-weight: bold;
}
.aboutUs .w{
    width:1200px;
    margin:0 auto;
}
 .aboutUs{
    position:relative;
    top:-20px;
 }
 .first-img{
    width:100%;
 }
 .Group-introduction{
    display:flex;
    justify-content:space-around;
    margin-bottom: 80px;
    color:#000;
    margin-top:50px;
 }
  .Group-introduction p{
    margin:20px 0;
    font-size:14px;
  }
 .Group-introduction div:nth-of-type(2){
     margin-left:30px;
     margin-top:30px;
 }
 .Group-Structure{
     margin-bottom: 80px;
     color:#000;
 }
 .Group-Structure-img{
     text-align: center;
 }
.Vision p{
    font-size:14px;
}
.Vision h3{
  margin-bottom: 30px;
}
.Vision img{
  margin-bottom: 50px;
}
.infor p{
   font-weight: bold;
}
.dynamic-mess{
    height:50px;
    width:174px;
    background:#fff;
}
.new .w{
    width:1200px;
    margin:48px auto;
    display: -webkit-flex;
  }
  .new{
    display: -webkit-flex;
    background: #fff;
  }
  .new-left{
    flex:2;
    position: relative;
  }
  .line1{
    border-left:3px solid #50bb9e;
    height: 100px;
    position: absolute;
    left:0;
    top:0;
  }
  .new-right{
    flex:2;
    position: relative;
  }
  .line2{
    border-left:3px solid #50bb9e;
    height: 100px;
    position: absolute;
    left:0;
    top:0;
  }
  .dynamic-message{
    height:50px;
    width:174px;
    background:#3bb696;
    line-height: 50px;
    text-align: center;
    border-radius: 5px;
    position: relative;
    z-index: 999;
  }
  .dynamic-message p{
    font-size: 24px;
    color:#fff;
  }
  .borders{
    height:50px;
    width:174px;
    border:2px solid #3bb696;
    position: relative;
    top:-32px;
    left:8px;
    border-radius: 5px;
    z-index: 1;
  }
  .media-body{
    width:406px;
  }
  .media-heading{
    font-size:20px;
  }
  .media-heading-p{
   font-size: 16px;
   color:#666666;
  }
  .media-heading-a{
   font-size: 16px;
   text-decoration: none;
   color:#3aa5c5;
  }